Question

5.
A method, that can help in conservation of water, is-​

Answer 1

Answer:

Garden hose nozzles that shut off the water when it is not being used, instead of letting a hose run. Swimming pool covers that reduce evaporation and can warm pool water to reduce water, energy and chemical costs. Automatic faucet is a water conservation faucet that eliminates water waste at the faucet.

Answer 2

Explanation:

Sprinkler and drip irrigation methods save 50 per cent water. In drop or drip irrigation method, pipes with holes are spread over the surface of land so that the crop directly receives water. There is no loss due to evaporation in this system and almost 95 per cent water is utilized.